CVE-2023-26966

5.5 MEDIUM

Published: June 29, 2023 Modified: November 03, 2025

Description

libtiff 4.5.0 is vulnerable to Buffer Overflow in uv_encode() when libtiff reads a corrupted little-endian TIFF file and specifies the output to be big-endian.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://gitlab.com/libtiff/libtiff/-/issues/530

Source: cve@mitre.org

Exploit Issue Tracking Patch

https://gitlab.com/libtiff/libtiff/-/merge_requests/473

Source: cve@mitre.org

Patch

https://lists.debian.org/debian-lts-announce/2023/07/msg00034.html

Source: cve@mitre.org

https://gitlab.com/libtiff/libtiff/-/issues/530

Source: af854a3a-2127-422b-91ae-364da2661108

Exploit Issue Tracking Patch

https://gitlab.com/libtiff/libtiff/-/merge_requests/473

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

https://lists.debian.org/debian-lts-announce/2023/07/msg00034.html

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.debian.org/debian-lts-announce/2025/01/msg00019.html

Source: af854a3a-2127-422b-91ae-364da2661108

7 reference(s) from NVD

Quick Stats

CVSS v3 Score

5.5 / 10.0

EPSS (Exploit Probability)

0.0%

7th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-120

Affected Vendors

libtiff

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